Hand-held ultrasonic detector



FIG. 1 is a top and left-rear perspective view of a hand-held ultrasonic detector, showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a bottom plan view thereof. 

The ornamental design for a hand-held ultrasonic detector, as shown. 